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Add new error condition to the HID Report Parser for when a report is parsed but no unfiltered items are encountered (i.e. nothing of interest in the device report). Make all host HID "WithParser" demos print the new error condition.

This commit is contained in:
Dean Camera 2009-09-22 08:07:48 +00:00
parent 576f40f5ae
commit 849b9535e7
8 changed files with 29 additions and 13 deletions
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6
Demos/Device/ClassDriver/MassStorage/Lib/DataflashManager.h
View File

@ -56,11 +56,13 @@
#define VIRTUAL_MEMORY_BYTES ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
* storage media (Dataflash) using a different native block size.
* storage media (Dataflash) using a different native block size. Do not change this value.
*/
#define VIRTUAL_MEMORY_BLOCK_SIZE 512
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. */
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. Do not
* change this value; change VIRTUAL_MEMORY_BYTES instead to alter the media size.
*/
#define VIRTUAL_MEMORY_BLOCKS (VIRTUAL_MEMORY_BYTES / VIRTUAL_MEMORY_BLOCK_SIZE)
/* Function Prototypes: */

6
Demos/Device/LowLevel/MassStorage/Lib/DataflashManager.h
View File

@ -56,11 +56,13 @@
#define VIRTUAL_MEMORY_BYTES ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
* storage media (Dataflash) using a different native block size.
* storage media (Dataflash) using a different native block size. Do not change this value.
*/
#define VIRTUAL_MEMORY_BLOCK_SIZE 512
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. */
/** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. Do not
* change this value; change VIRTUAL_MEMORY_BYTES instead to alter the media size.
*/
#define VIRTUAL_MEMORY_BLOCKS (VIRTUAL_MEMORY_BYTES / VIRTUAL_MEMORY_BLOCK_SIZE)
/* Function Prototypes: */

4
Demos/Host/ClassDriver/KeyboardHostWithParser/KeyboardHostWithParser.c
View File

@ -106,7 +106,7 @@ int main(void)
if (USB_HID_Host_SetReportProtocol(&Keyboard_HID_Interface) != 0)
{
printf("Could not Set Report Protocol Mode.\r\n");
printf("Error Setting Report Protocol Mode or Not a Valid Keyboard.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
@ -114,7 +114,7 @@ int main(void)
LEDs_SetAllLEDs(LEDS_NO_LEDS);
printf("HID Device Enumerated.\r\n");
printf("Keyboard Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:

4
Demos/Host/ClassDriver/MouseHostWithParser/MouseHostWithParser.c
View File

@ -106,7 +106,7 @@ int main(void)
if (USB_HID_Host_SetReportProtocol(&Mouse_HID_Interface) != 0)
{
printf("Could not Set Report Protocol Mode.\r\n");
printf("Error Setting Report Protocol Mode or Not a Valid Mouse.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
@ -114,7 +114,7 @@ int main(void)
LEDs_SetAllLEDs(LEDS_NO_LEDS);
printf("HID Device Enumerated.\r\n");
printf("Mouse Enumerated.\r\n");
USB_HostState = HOST_STATE_Configured;
break;
case HOST_STATE_Configured:

8
Demos/Host/LowLevel/KeyboardHostWithParser/KeyboardHostWithParser.c
View File

@ -172,7 +172,11 @@ void Keyboard_HID_Task(void)
if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
{
puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
if (!(HIDReportInfo->TotalReportItems))
puts_P(PSTR("Not a valid Keyboard." ESC_FG_WHITE));
else
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
@ -200,7 +204,7 @@ void Keyboard_HID_Task(void)
((ReportSizeFeatureBits >> 3) + ((ReportSizeFeatureBits & 0x07) != 0)));
}
puts_P(PSTR("HID Device Enumerated.\r\n"));
puts_P(PSTR("Keyboard Enumerated.\r\n"));
USB_HostState = HOST_STATE_Configured;
break;

10
Demos/Host/LowLevel/MouseHostWithParser/MouseHostWithParser.c
View File

@ -171,8 +171,12 @@ void Mouse_HID_Task(void)
/* Get and process the device's first HID report descriptor */
if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
{
printf_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"
" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
if (!(HIDReportInfo->TotalReportItems))
puts_P(PSTR("Not a valid Mouse." ESC_FG_WHITE));
else
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
/* Indicate error via status LEDs */
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
@ -200,7 +204,7 @@ void Mouse_HID_Task(void)
((ReportSizeFeatureBits >> 3) + ((ReportSizeFeatureBits & 0x07) != 0)));
}
puts_P(PSTR("HID Device Enumerated.\r\n"));
puts_P(PSTR("Mouse Enumerated.\r\n"));
USB_HostState = HOST_STATE_Configured;
break;

3
LUFA/Drivers/USB/Class/Host/HIDParser.c
View File

@ -296,6 +296,9 @@ uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, uint16_t ReportSize, HID
}
}
if (!(ParserData->TotalReportItems))
return HID_PARSE_NoUnfilteredReportItems;
return HID_PARSE_Successful;
}

1
LUFA/Drivers/USB/Class/Host/HIDParser.h
View File

@ -144,6 +144,7 @@
HID_PARSE_InsufficientCollectionPaths = 5, /**< More than \ref HID_MAX_COLLECTIONS collections in the report. */
HID_PARSE_UsageStackOverflow = 6, /**< More than \ref HID_USAGE_STACK_DEPTH usages listed in a row. */
HID_PARSE_InsufficientReportIDItems = 7, /**< More than \ref HID_MAX_REPORT_IDS report IDs in the device. */
HID_PARSE_NoUnfilteredReportItems = 8, /**< All report items from the device were filtered by the filtering callback routine. */
};
/* Type Defines: */